public LdapExtClient() 
{

}

Constructor for the LdapClient object

 public NamingEnumeration compare(DirContext dirContext,
    String filter,
    String entrydn) throws NamingException 
{
        if (dirContext == null) {
            throw new NamingException(CONTEXT_IS_NULL);
        }
        SearchControls searchcontrols = new SearchControls(0, 1, 0, new String[0], false, false);
        return dirContext.search(entrydn, filter, searchcontrols);
}

Filter the data in the ldap directory

 public DirContext connect(String host,
    String port,
    String rootdn,
    String username,
    String password,
    String connTimeOut,
    boolean secure) throws NamingException 
{
        DirContext dirContext;
        Hashtable env = new Hashtable();
        env.put(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.ldap.LdapCtxFactory"); // $NON-NLS-1$
        StringBuffer sb = new StringBuffer(80);
        if (secure) {
            sb.append("ldaps://"); // $NON-NLS-1$
        } else {
            sb.append("ldap://"); // $NON-NLS-1$
        }
        sb.append(host);
        if (port.length() >0){
            sb.append(":"); // $NON-NLS-1$
            sb.append(port);
        }
        sb.append("/"); // $NON-NLS-1$
        sb.append(rootdn);
        env.put(Context.PROVIDER_URL,sb.toString());
        log.info("prov_url= " + env.get(Context.PROVIDER_URL)); // $NON-NLS-1$
        if (connTimeOut.length() > 0) {
            env.put("com.sun.jndi.ldap.connect.timeout", connTimeOut); // $NON-NLS-1$
        }
        env.put(Context.REFERRAL, "throw"); // $NON-NLS-1$
        env.put("java.naming.batchsize", "0"); // $NON-NLS-1$  // $NON-NLS-2$
        env.put(Context.SECURITY_CREDENTIALS, password);
        env.put(Context.SECURITY_PRINCIPAL, username);
        dirContext = new InitialDirContext(env);
        return dirContext;
}

connect to server

 public DirContext createTest(DirContext dirContext,
    Attributes attributes,
    String string) throws NamingException 
{
        if (dirContext == null) {
            throw new NamingException(CONTEXT_IS_NULL);
        }
        return dirContext.createSubcontext(string, attributes);
}

Create the entry in the ldap directory for the given string

 public  void deleteTest(DirContext dirContext,
    String string) throws NamingException 
{
        if (dirContext == null) {
            throw new NamingException(CONTEXT_IS_NULL);
        }
        dirContext.destroySubcontext(string);
}

Delete the attribute from the ldap directory

 public  void disconnect(DirContext dirContext) 
{
        if (dirContext == null) {
            log.info("Cannot disconnect null context");
            return;
        }
        try {
            dirContext.close();
        } catch (NamingException e) {
            log.warn("Ldap client disconnect - ", e);
        }
}

disconnect from the server

 public  void moddnOp(DirContext dirContext,
    String ddn,
    String newdn) throws NamingException 
{
        log.debug("ddn and newDn= " + ddn + "@@@@" + newdn);
        if (dirContext == null) {
            throw new NamingException(CONTEXT_IS_NULL);
        }
        dirContext.rename(ddn, newdn);
}

ModDN the data in the ldap directory for the given search base *******************************************

 public  void modifyTest(DirContext dirContext,
    ModificationItem[] mods,
    String string) throws NamingException 
{
        if (dirContext == null) {
            throw new NamingException(CONTEXT_IS_NULL);
        }
        dirContext.modifyAttributes(string, mods);
}

Modify the attribute in the ldap directory for the given string

 public NamingEnumeration searchTest(DirContext dirContext,
    String searchBase,
    String searchFilter,
    int scope,
    long countlim,
    int timelim,
    String[] attrs,
    boolean retobj,
    boolean deref) throws NamingException 
{
        if (dirContext == null) {
            throw new NamingException(CONTEXT_IS_NULL);
        }
        if (log.isDebugEnabled()){
            log.debug(
                    "searchBase=" + searchBase +
                    " scope=" + scope +
                    " countlim=" + countlim +
                    " timelim=" + timelim +
                    " attrs=" + JMeterUtils.unsplit(attrs,",") +
                    " retobj=" + retobj +
                    " deref=" + deref +
                    " filter=" + searchFilter
                      );
        }
        SearchControls searchcontrols = null;
        searchcontrols = new SearchControls(scope, countlim, timelim, attrs, retobj, deref);
        return dirContext.search(searchBase, searchFilter, searchcontrols);
}

Filter the data in the ldap directory for the given search base